package cn.qicaiwang.open.qxyApi.handler;



import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import org.apache.ibatis.type.BaseTypeHandler;
import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.MappedTypes;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

@MappedTypes(JSONObject.class)
public class FastjsonTypeHandler extends BaseTypeHandler<JSONObject> {

    @Override
    public void setNonNullParameter(PreparedStatement ps, int i,
                                    JSONObject parameter, JdbcType jdbcType) throws SQLException {
        ps.setString(i, parameter.toJSONString());
    }

    @Override
    public JSONObject getNullableResult(ResultSet rs, String columnName) throws SQLException {
        String json = rs.getString(columnName);
        return json == null ? null : JSON.parseObject(json);
    }

    @Override
    public JSONObject getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
        String json = rs.getString(columnIndex);
        return json == null ? null : JSON.parseObject(json);
    }

    @Override
    public JSONObject getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
        String json = cs.getString(columnIndex);
        return json == null ? null : JSON.parseObject(json);
    }
}